<template>
  <div class="app-container">
    
    <!-- 顶部 -->
    <mt-header fixed title="淘货网">
        <span  slot="left" @click="goBack" v-show="flag">
    <mt-button icon="back">返回</mt-button>
  </span>
    </mt-header>
    
    <!-- main -->
		
		<transition>
		<router-view></router-view>
		</transition>

    <!-- footer -->
   <nav class="mui-bar mui-bar-tab">
			<router-link class="mui-tab-item-lib" to="/home">
				<span class="mui-icon mui-icon-home"></span>
				<span class="mui-tab-label">首页</span>
			</router-link>
			<router-link class="mui-tab-item-lib" to="/member">
				<span class="mui-icon mui-icon-contact"></span>
				<span class="mui-tab-label">会员</span>
			</router-link>
			<router-link class="mui-tab-item-lib" to="/shopcar">
				<span class="mui-icon mui-icon-extra mui-icon-extra-cart">
                <span class="mui-badge" id="badge">{{$store.getters.getAllcount}}</span></span>
				<span class="mui-tab-label">购物车</span>
			</router-link>
			<router-link class="mui-tab-item-lib" to="/search">
				<span class="mui-icon mui-icon-search"></span>
				<span class="mui-tab-label">搜索</span>
			</router-link>
		</nav>
  </div>
</template>

<script>
export default {
    data(){
        return {
            flag:false
        }
    },
    created() {
       this.flag=this.$router.path='/home'?false:true
    },
    methods: {
        goBack(){
            this.$router.go(-1)
        }
    },
    watch:{
        '$route.path':function(newVal){
            if(newVal=='/home'){
                this.flag=false
            }else{
                 this.flag=true
            }
        }
    }
}
</script>


<style lang="scss" scoped>
mt-header {
    z-index: 999;
}
.app-container {
  padding-top: 40px;
	padding-bottom: 50px;
	overflow-x: hidden 
}
.v-enter {
	opacity: 0;
	transform: translateX(100%)
}
.v-leave-to {
opacity: 0;
	transform: translateX(-100%);
	position: absolute;
}
.v-enter-active,
.v-leave-acitive {
	transition: all 0.5s ease
}
.mui-bar-tab .mui-tab-item-lib.mui-active {
    color: #007aff;
}
.mui-bar-tab .mui-tab-item-lib{
    display: table-cell;
    overflow: hidden;
    width: 1%;
    height: 50px;
    text-align: center;
    vertical-align: middle;
    white-space: nowrap;
    text-overflow: ellipsis;
    color: #929292;
}
.mui-bar-tab .mui-tab-item-lib .mui-icon {
    top: 3px;
    width: 24px;
    height: 24px;
    padding-top: 0;
    padding-bottom: 0;
}
.mui-bar-tab .mui-tab-item-lib .mui-icon~.mui-tab-label {
    font-size: 11px;
    display: block;
    overflow: hidden;
    text-overflow: ellipsis;
}
</style>
